DE3782460T2 - THIN FILM WITH LARGE KERR ROTATION ANGLE AND METHOD FOR THE PRODUCTION THEREOF. - Google Patents

THIN FILM WITH LARGE KERR ROTATION ANGLE AND METHOD FOR THE PRODUCTION THEREOF.

Info

Publication number
DE3782460T2
DE3782460T2 DE8787109803T DE3782460T DE3782460T2 DE 3782460 T2 DE3782460 T2 DE 3782460T2 DE 8787109803 T DE8787109803 T DE 8787109803T DE 3782460 T DE3782460 T DE 3782460T DE 3782460 T2 DE3782460 T2 DE 3782460T2
Authority
DE
Germany
Prior art keywords
production
thin film
rotation angle
kerr rotation
large kerr
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8787109803T
Other languages
German (de)
Other versions
DE3782460D1 (en
Inventor
Eishu Sugawara
Taketoshi Nakayama
Tsuyoshi Masumoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Japan Science and Technology Agency
Original Assignee
Research Development Corp of Japan
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Research Development Corp of Japan filed Critical Research Development Corp of Japan
Publication of DE3782460D1 publication Critical patent/DE3782460D1/en
Application granted granted Critical
Publication of DE3782460T2 publication Critical patent/DE3782460T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
    • G11B11/10586—Record carriers characterised by the selection of the material or by the structure or form characterised by the selection of the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
    • H01F10/187—Amorphous compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
DE8787109803T 1986-07-18 1987-07-07 THIN FILM WITH LARGE KERR ROTATION ANGLE AND METHOD FOR THE PRODUCTION THEREOF. Expired - Lifetime DE3782460T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61168093A JPS63107008A (en) 1986-07-18 1986-07-18 Thin-film having large kerr's angle of rotation and manufacture thereof

Publications (2)

Publication Number Publication Date
DE3782460D1 DE3782460D1 (en) 1992-12-10
DE3782460T2 true DE3782460T2 (en) 1993-03-18

Family

ID=15861714

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787109803T Expired - Lifetime DE3782460T2 (en) 1986-07-18 1987-07-07 THIN FILM WITH LARGE KERR ROTATION ANGLE AND METHOD FOR THE PRODUCTION THEREOF.

Country Status (4)

Country Link
US (1) US4925742A (en)
EP (1) EP0253282B1 (en)
JP (1) JPS63107008A (en)
DE (1) DE3782460T2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2612966B2 (en) * 1990-04-13 1997-05-21 インターナショナル・ビジネス・マシーンズ・コーポレーション Amorphous uranium alloy, magneto-optical storage medium and magneto-optical storage system using the same
US5055331A (en) * 1990-07-02 1991-10-08 Eastman Kodak Company Phase-change optical recording media
JP3029485B2 (en) * 1991-07-22 2000-04-04 キヤノン株式会社 Magneto-optical recording medium
US5534360A (en) * 1991-12-13 1996-07-09 International Business Machines Corporation Amorphous uranium alloy and use thereof
US5493220A (en) * 1993-03-05 1996-02-20 Northeastern University Magneto-optic Kerr effect stress sensing system
US5631559A (en) * 1993-03-05 1997-05-20 Northeastern University Method and apparatus for performing magnetic field measurements using magneto-optic kerr effect sensors
US5968678A (en) * 1995-08-31 1999-10-19 Sanyo Electric., Ltd. Magneto-optical recording medium and manufacturing method thereof
KR100468827B1 (en) * 1998-04-03 2005-08-31 삼성전자주식회사 Amorphous light rare earth-alloy and manufacturing method of transition metal and semimetal

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945744A (en) * 1958-02-14 1960-07-19 Bell Telephone Labor Inc Magnetic materials
US3676082A (en) * 1967-05-19 1972-07-11 Rca Corp Magnetic compositions
US3485551A (en) * 1967-07-17 1969-12-23 Bell Telephone Labor Inc Rubidium iron fluoride magneto-optical devices
US3399957A (en) * 1968-01-16 1968-09-03 Ibm Magnetic materials and process of preparation
US3527577A (en) * 1968-05-03 1970-09-08 Ibm Magneto-optical materials
US3572894A (en) * 1968-12-27 1971-03-30 Bell Telephone Labor Inc Ferric fluoride devices
JPS5388014A (en) * 1977-01-13 1978-08-03 Hoya Glass Works Ltd Faraday rotation glass
JPS60133542A (en) * 1983-12-21 1985-07-16 Olympus Optical Co Ltd Production of magnetic recording medium
JPS60253039A (en) * 1984-05-30 1985-12-13 Toshiba Corp Thin film magnetic recording medium
JPH0773088B2 (en) * 1985-10-14 1995-08-02 新技術事業団 Ferromagnetic light transmitting film and method for manufacturing the same
JPH0573042A (en) * 1991-09-17 1993-03-26 Dainippon Printing Co Ltd Electronic score display device

Also Published As

Publication number Publication date
EP0253282A3 (en) 1989-11-15
DE3782460D1 (en) 1992-12-10
EP0253282A2 (en) 1988-01-20
JPS63107008A (en) 1988-05-12
US4925742A (en) 1990-05-15
EP0253282B1 (en) 1992-11-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition